package cmd;import core.*;import db.*;import java.text.ParseException;import java.util.*;import ui.CapacityDisplayDialog;import ui.EnterDateDialog;public class MCapacityCommand extends MDatabaseCommand{    private static final String [] PARAM_NAMES =    { "date" };    private static final String [] PARAM_PROMPTS =    { "Enter date (mm/dd/yy):" };        public MCapacityCommand ()	throws java.io.IOException    {	super ();    }    public String [] getParameterNames ()    {	return PARAM_NAMES;    }        public String [] getParameterPrompts ()    {	return PARAM_PROMPTS;    }    public void setParametersGUI ()    {        EnterDateDialog dlog = new EnterDateDialog (this);        if (!dlog.isCanceled ())        {            setParameter("date",                          DBUtilities.formatDate (dlog.getDate()));	    setInitialized ();        }    }    protected void executeDatabaseCommand (HotelDB database)    {	try         {            String dateString = getParameter ("date");            Date reportDate = DBUtilities.parseDate (dateString);	    List capInfoList = database.getCapacity (reportDate);            displayResults ("Capacity Report", capInfoList);	} catch (java.text.ParseException e)	{	    System.err.println ("CapacityCommand: Error in date format: " +				getParameter ("date"));	    System.err.println ("Command not executed.");	}    }    protected void displayResultsGUI (String title, List capInfoList)    {        new CapacityDisplayDialog (getFrame(), title, capInfoList);    }    protected void displayResultsText (String title, List capInfoList)    {        System.out.println (title);        if (capInfoList.size() == 0)        {            System.out.println ("  No reservations");            return;        }		        Iterator capIter = capInfoList.iterator ();        while (capIter.hasNext())        {            CapacityInfo capInfo = (CapacityInfo) capIter.next();            System.out.println ("   " + capInfo.getCount() + "\t" +                Reservation.getDescription(capInfo.getRoomType()));        }    }    public String getMenuName ()    { return "Capacity..."; }    public String getName ()    { return "capacity"; }    public String getDescription ()    { 	return "Prints a capacity report for a particular date.";    }    public Command makeInstance ()    {	try	{	    return new MCapacityCommand ();	} catch (java.io.IOException e)	{	    return null;	}    }}